| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lightweight and compact power transmission device by preventing an electric motor from being rotated by receiving the rotation of a wheel. <P>SOLUTION: The power transmission device (1) includes an electric motor (2129), a reduction mechanism (3) for changing the drive force of the electric motor (2129), a differential device (7) for distributing the changed drive force to an axle side, a clutch (5) which is disposed between the electric motor (2129) and the differential device (7) and intermittently transmits the drive force, and a cam (83) for imparting an connecting force to the clutch (5). <P>COPYRIGHT: (C)2010,JPO&INPIT |
